4422224 has 10 divisors (see below), whose sum is σ = 8568090. Its totient is φ = 2211104.

The previous prime is 4422221. The next prime is 4422241. The reversal of 4422224 is 4222244.

4422224 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 2371600 + 2050624 = 1540^2 + 1432^2 .

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 4422196 and 4422205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4422221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 138179 + ... + 138210.

It is an arithmetic number, because the mean of its divisors is an integer number (856809).

Almost surely, 2^4422224 is an apocalyptic number.

It is an amenable number.

4422224 is a deficient number, since it is larger than the sum of its proper divisors (4145866).

4422224 is a wasteful number, since it uses less digits than its factorization.

4422224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 276397 (or 276391 counting only the distinct ones).

The product of its digits is 1024, while the sum is 20.

The square root of 4422224 is about 2102.9084621067. The cubic root of 4422224 is about 164.1396787413.

Adding to 4422224 its sum of digits (20), we get a palindrome (4422244).

Adding to 4422224 its reverse (4222244), we get a palindrome (8644468).

It can be divided in two parts, 4422 and 224, that multiplied together give a triangular number (990528 = T₁₄₀₇).

The spelling of 4422224 in words is "four million, four hundred twenty-two thousand, two hundred twenty-four".